var VOX_pathToImage = "img/loadingimg.gif";
/*!!!!!!!!!!!!!!!!! edit below this line at your own risk !!!!!!!!!!!!!!!!!!!!!!!*/
//on page load call VOX_init
$(document).ready(function(){   
  VOX_init('a.thickbox-old, area.thickbox-old, input.thickbox-old');//pass where to apply thickbox
  imgLoader = new Image();// preload image
  imgLoader.src = VOX_pathToImage;
});
//add thickbox to href & area elements that have a class of .thickbox
function VOX_init(domChunk){
  $(domChunk).click(function(){
  var t = this.title || this.name || null;
  var a = this.href || this.alt;
  var g = this.rel || false;
  VOX_show(t,a,g);
  this.blur();
  return false;
  });
}
function VOX_show(caption, url, imageGroup) {//function called when the user clicks on a thickbox link
  try {
    if (typeof document.body.style.maxHeight === "undefined") {//if IE 6
      $("body","html").css({height: "100%", width: "100%"});
      $("html").css("overflow","hidden");
      if (document.getElementById("VOX_HideSelect") === null) {//iframe to hide select elements in ie6
        $("body").append("<iframe id='VOX_HideSelect'></iframe><div id='VOX_overlay'></div><div id='VOX_window'></div>");
        $("#VOX_overlay").click(VOX_remove);
      }
    }else{//all others
      if(document.getElementById("VOX_overlay") === null){
        $("body").append("<div id='VOX_overlay'></div><div id='VOX_window'></div>");
        $("#VOX_overlay").click(VOX_remove);
      }
    }
    
    if(VOX_detectMacXFF()){
      $("#VOX_overlay").addClass("VOX_overlayMacFFBGHack");//use png overlay so hide flash
    }else{
      $("#VOX_overlay").addClass("VOX_overlayBG");//use background and opacity
    }
    
    if(caption===null){caption="";}
    $("body").append("<div id='VOX_load'><img src='"+imgLoader.src+"' /></div>");//add loader to the page
    $('#VOX_load').show();//show loader
    
    var baseURL;
     if(url.indexOf("?")!==-1){ //ff there is a query string involved
      baseURL = url.substr(0, url.indexOf("?"));
     }else{ 
         baseURL = url;
     }
     
     var urlString = /\.jpg$|\.jpeg$|\.png$|\.gif$|\.bmp$/;
     var urlType = baseURL.toLowerCase().match(urlString);
    if(urlType == '.jpg' || urlType == '.jpeg' || urlType == '.png' || urlType == '.gif' || urlType == '.bmp'){//code to show images
        
      VOX_PrevCaption = "";
      VOX_PrevURL = "";
      VOX_PrevHTML = "";
      VOX_NextCaption = "";
      VOX_NextURL = "";
      VOX_NextHTML = "";
      VOX_imageCount = "";
      VOX_FoundURL = false;
      if(imageGroup){
        VOX_TempArray = $("a[@rel="+imageGroup+"]").get();
        for (VOX_Counter = 0; ((VOX_Counter < VOX_TempArray.length) && (VOX_NextHTML === "")); VOX_Counter++) {
          var urlTypeTemp = VOX_TempArray[VOX_Counter].href.toLowerCase().match(urlString);
            if (!(VOX_TempArray[VOX_Counter].href == url)) {            
              if (VOX_FoundURL) {
                VOX_NextCaption = VOX_TempArray[VOX_Counter].title;
                VOX_NextURL = VOX_TempArray[VOX_Counter].href;
                VOX_NextHTML = "<span id='VOX_next'>&nbsp;&nbsp;<a href='#'>Další &gt;</a></span>";
              } else {
                VOX_PrevCaption = VOX_TempArray[VOX_Counter].title;
                VOX_PrevURL = VOX_TempArray[VOX_Counter].href;
                VOX_PrevHTML = "<span id='VOX_prev'>&nbsp;&nbsp;<a href='#'>&lt; Předchozí</a></span>";
              }
            } else {
              VOX_FoundURL = true;
              VOX_imageCount = "Obrázek " + (VOX_Counter + 1) +" of "+ (VOX_TempArray.length);                      
            }
        }
      }
      imgPreloader = new Image();
      imgPreloader.onload = function(){    
      imgPreloader.onload = null;
        
      // Resizing large images - orginal by Christian Montoya edited by me.
      var pagesize = VOX_getPageSize();
      var x = pagesize[0] - 150;
      var y = pagesize[1] - 150;
      var imageWidth = imgPreloader.width;
      var imageHeight = imgPreloader.height;
      if (imageWidth > x) {
        imageHeight = imageHeight * (x / imageWidth); 
        imageWidth = x; 
        if (imageHeight > y) { 
          imageWidth = imageWidth * (y / imageHeight); 
          imageHeight = y; 
        }
      } else if (imageHeight > y) { 
        imageWidth = imageWidth * (y / imageHeight); 
        imageHeight = y; 
        if (imageWidth > x) { 
          imageHeight = imageHeight * (x / imageWidth); 
          imageWidth = x;
        }
      }
      // End Resizing
      
      VOX_WIDTH = imageWidth + 30;
      VOX_HEIGHT = imageHeight + 60;
      $("#VOX_window").append("<div id='VOX_secondLine'>" + VOX_imageCount + VOX_PrevHTML + VOX_NextHTML + "</div><div id='VOX_closeWindow'><a href='#' id='VOX_closeWindowButton' title='Zavřít'></a></div><div class=\"break\"><hr /></div><a href='' id='VOX_ImageOff' title='Zavřít'><img id='VOX_Image' src='"+url+"' width='"+imageWidth+"' height='"+imageHeight+"' alt='"+caption+"'/></a>" + "<div id='VOX_caption'>"+caption+"</div>");     
      
      $("#VOX_closeWindowButton").click(VOX_remove);
      
      if (!(VOX_PrevHTML === "")) {
        function goPrev(){
          if($(document).unbind("click",goPrev)){$(document).unbind("click",goPrev);}
          $("#VOX_window").remove();
          $("body").append("<div id='VOX_window'></div>");
          VOX_show(VOX_PrevCaption, VOX_PrevURL, imageGroup);
          return false;  
        }
        $("#VOX_prev").click(goPrev);
      }
      
      if (!(VOX_NextHTML === "")) {    
        function goNext(){
          $("#VOX_window").remove();
          $("body").append("<div id='VOX_window'></div>");
          VOX_show(VOX_NextCaption, VOX_NextURL, imageGroup);        
          return false;  
        }
        $("#VOX_next").click(goNext);
        
      }
      document.onkeydown = function(e){   
        if (e == null) { // ie
          keycode = event.keyCode;
        } else { // mozilla
          keycode = e.which;
        }
        if(keycode == 27){ // Zavřít
          VOX_remove();
        } else if(keycode == 190){ // display previous image
          if(!(VOX_NextHTML == "")){
            document.onkeydown = "";
            goNext();
          }
        } else if(keycode == 188){ // display next image
          if(!(VOX_PrevHTML == "")){
            document.onkeydown = "";
            goPrev();
          }
        }  
      };
      
      VOX_position();
      $("#VOX_load").remove();
      $("#VOX_ImageOff").click(VOX_remove);
      $("#VOX_window").css({display:"block"}); //for safari using css instead of show
      };
      
      imgPreloader.src = url;
    }else{//code to show html
      
      var queryString = url.replace(/^[^\?]+\??/,'');
      var params = VOX_parseQuery( queryString );
      VOX_WIDTH = (params['width']*1) + 30 || 630; //defaults to 630 if no paramaters were added to URL
      VOX_HEIGHT = (params['height']*1) + 40 || 440; //defaults to 440 if no paramaters were added to URL
      ajaxContentW = VOX_WIDTH - 30;
      ajaxContentH = VOX_HEIGHT - 45;
      
      if(url.indexOf('VOX_iframe') != -1){// either iframe or ajax window    
          urlNoQuery = url.split('VOX_');
          $("#VOX_iframeContent").remove();
          if(params['modal'] != "true"){//iframe no modal
            $("#VOX_window").append("<div id='VOX_title'><div id='VOX_ajaxWindowTitle'>"+caption+"</div><div id='VOX_closeAjaxWindow'><a href='#' id='VOX_closeWindowButton' title='Zavřít'>Zavřít</a> or Esc Key</div></div><iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='VOX_iframeContent' name='VOX_iframeContent"+Math.round(Math.random()*1000)+"' onload='VOX_showIframe()' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;' > </iframe>");
          }else{//iframe modal
          $("#VOX_overlay").unbind();
            $("#VOX_window").append("<iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='VOX_iframeContent' name='VOX_iframeContent"+Math.round(Math.random()*1000)+"' onload='VOX_showIframe()' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;'> </iframe>");
          }
      }else{// not an iframe, ajax
          if($("#VOX_window").css("display") != "block"){
            if(params['modal'] != "true"){//ajax no modal
            $("#VOX_window").append("<div id='VOX_title'><div id='VOX_ajaxWindowTitle'>"+caption+"</div><div id='VOX_closeAjaxWindow'><a href='#' id='VOX_closeWindowButton'>Zavřít</a> or Esc Key</div></div><div id='VOX_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px'></div>");
            }else{//ajax modal
            $("#VOX_overlay").unbind();
            $("#VOX_window").append("<div id='VOX_ajaxContent' class='VOX_modal' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px;'></div>");  
            }
          }else{//this means the window is already up, we are just loading new content via ajax
            $("#VOX_ajaxContent")[0].style.width = ajaxContentW +"px";
            $("#VOX_ajaxContent")[0].style.height = ajaxContentH +"px";
            $("#VOX_ajaxContent")[0].scrollTop = 0;
            $("#VOX_ajaxWindowTitle").html(caption);
          }
      }
          
      $("#VOX_closeWindowButton").click(VOX_remove);
      
        if(url.indexOf('VOX_inline') != -1){  
          $("#VOX_ajaxContent").append($('#' + params['inlineId']).children());
          $("#VOX_window").unload(function () {
            $('#' + params['inlineId']).append( $("#VOX_ajaxContent").children() ); // move elements back when you're finished
          });
          VOX_position();
          $("#VOX_load").remove();
          $("#VOX_window").css({display:"block"}); 
        }else if(url.indexOf('VOX_iframe') != -1){
          VOX_position();
          if($.browser.safari){//safari needs help because it will not fire iframe onload
            $("#VOX_load").remove();
            $("#VOX_window").css({display:"block"});
          }
        }else{
          $("#VOX_ajaxContent").load(url += "&random=" + (new Date().getTime()),function(){//to do a post change this load method
            VOX_position();
            $("#VOX_load").remove();
            VOX_init("#VOX_ajaxContent a.thickbox");
            $("#VOX_window").css({display:"block"});
          });
        }
      
    }
    if(!params['modal']){
      document.onkeyup = function(e){   
        if (e == null) { // ie
          keycode = event.keyCode;
        } else { // mozilla
          keycode = e.which;
        }
        if(keycode == 27){ // Zavřít
          VOX_remove();
        }  
      };
    }
    
  } catch(e) {
    //nothing here
  }
}
//helper functions below
function VOX_showIframe(){
  $("#VOX_load").remove();
  $("#VOX_window").css({display:"block"});
}
function VOX_remove() {
   $("#VOX_imageOff").unbind("click");
  $("#VOX_closeWindowButton").unbind("click");
  $("#VOX_window").fadeOut("fast",function(){$('#VOX_window,#VOX_overlay,#VOX_HideSelect').trigger("unload").unbind().remove();});
  $("#VOX_load").remove();
  if (typeof document.body.style.maxHeight == "undefined") {//if IE 6
    $("body","html").css({height: "auto", width: "auto"});
    $("html").css("overflow","");
  }
  document.onkeydown = "";
  document.onkeyup = "";
  return false;
}
function VOX_position() {
$("#VOX_window").css({marginLeft: '-' + parseInt((VOX_WIDTH / 2),10) + 'px', width: VOX_WIDTH + 'px'});
  if ( !(jQuery.browser.msie && jQuery.browser.version < 7)) { // take away IE6
    $("#VOX_window").css({marginTop: '-' + parseInt((VOX_HEIGHT / 2),10) + 'px'});
  }
}
function VOX_parseQuery ( query ) {
   var Params = {};
   if ( ! query ) {return Params;}// return empty object
   var Pairs = query.split(/[;&]/);
   for ( var i = 0; i < Pairs.length; i++ ) {
      var KeyVal = Pairs[i].split('=');
      if ( ! KeyVal || KeyVal.length != 2 ) {continue;}
      var key = unescape( KeyVal[0] );
      var val = unescape( KeyVal[1] );
      val = val.replace(/\+/g, ' ');
      Params[key] = val;
   }
   return Params;
}
function VOX_getPageSize(){
  var de = document.documentElement;
  var w = window.innerWidth || self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;
  var h = window.innerHeight || self.innerHeight || (de&&de.clientHeight) || document.body.clientHeight;
  arrayPageSize = [w,h];
  return arrayPageSize;
}
function VOX_detectMacXFF() {
  var userAgent = navigator.userAgent.toLowerCase();
  if (userAgent.indexOf('mac') != -1 && userAgent.indexOf('firefox')!=-1) {
    return true;
  }
}